328843109 has 8 divisors (see below), whose sum is σ = 380578560. Its totient is φ = 278297136.

The previous prime is 328843079. The next prime is 328843139. The reversal of 328843109 is 901348823.

It is an interprime number because it is at equal distance from previous prime (328843079) and next prime (328843139).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 328843109 - 2⁸ = 328842853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328843139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296774 + ... + 297879.

It is an arithmetic number, because the mean of its divisors is an integer number (47572320).

Almost surely, 2^328843109 is an apocalyptic number.

It is an amenable number.

328843109 is a deficient number, since it is larger than the sum of its proper divisors (51735451).

328843109 is an equidigital number, since it uses as much as digits as its factorization.

328843109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594739.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 328843109 is about 18134.0317910828. The cubic root of 328843109 is about 690.2338414869.

The spelling of 328843109 in words is "three hundred twenty-eight million, eight hundred forty-three thousand, one hundred nine".